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-rw-r--r--core/src/fpdftext/fpdf_text.cpp7
1 files changed, 4 insertions, 3 deletions
diff --git a/core/src/fpdftext/fpdf_text.cpp b/core/src/fpdftext/fpdf_text.cpp
index 55ab483722..bef805189b 100644
--- a/core/src/fpdftext/fpdf_text.cpp
+++ b/core/src/fpdftext/fpdf_text.cpp
@@ -14,6 +14,8 @@
#include "third_party/base/nonstd_unique_ptr.h"
#include "txtproc.h"
+#include <cctype>
+
CFX_ByteString CharFromUnicodeAlt(FX_WCHAR unicode,
int destcp,
const FX_CHAR* defchar) {
@@ -436,10 +438,9 @@ void NormalizeString(CFX_WideString& str) {
static FX_BOOL IsNumber(CFX_WideString& str) {
for (int i = 0; i < str.GetLength(); i++) {
FX_WCHAR ch = str[i];
- if ((ch < '0' || ch > '9') && ch != '-' && ch != '+' && ch != '.' &&
- ch != ' ') {
+ // TODO(dsinclair): --.+ +.-- should probably not be a number.
+ if (!std::iswdigit(ch) && ch != '-' && ch != '+' && ch != '.' && ch != ' ')
return FALSE;
- }
}
return TRUE;
}